______has been done to improve the working conditionsA,a lot of B,lots of C,manyD,much请帮我分析下为什么
可是conditions是可数名词much是修饰不可数的啊
much 本身在这里是主语,has 是谓语,much在这里并不修饰conditionsto improve the working conditions是状语
much是做代词吗
对